Subject

    Quantitative Aptitude

    Topic

    Fraction & Decimal

    32.4?\sqrt {\frac{{32.4}}{?}} = 2 Which will come in place of question mark ?

    ক)
    2.1
    খ)
    3.1
    গ)
    8.1
    ঘ)
    4.1

    Explanation

    Solution:  32.4x =2\sqrt {\frac{{32.4}}{x}}  = 2    => 32.4/x = 4    => 4x = 32.4    => x = 32.4/4       x = 8.1

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